/* 
 * Original: tclPosixStr.c --
 *
 *	This file contains procedures that generate strings
 *	corresponding to various POSIX-related codes, such
 *	as errno and signals.
 *
 * Copyright (c) 1991-1994 The Regents of the University of California.
 * Copyright (c) 1994-1996 Sun Microsystems, Inc.
 *
 * See the file "license.terms" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 *
 * SCCS: @(#) tclPosixStr.c 1.32 96/10/10 10:09:42

No "license.terms" file is included; instead, the content of it
follows here:

This software is copyrighted by the Regents of the University of
California, Sun Microsystems, Inc., and other parties.  The following
terms apply to all files associated with the software unless explicitly
disclaimed in individual files.

The authors hereby grant permission to use, copy, modify, distribute,
and license this software and its documentation for any purpose, provided
that existing copyright notices are retained in all copies and that this
notice is included verbatim in any distributions. No written agreement,
license, or royalty fee is required for any of the authorized uses.
Modifications to this software may be copyrighted by their authors
and need not follow the licensing terms described here, provided that
the new terms are clearly indicated on the first page of each file where
they apply.

IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.  THIS SOFTWARE
IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
MODIFICATIONS.

GOVERNMENT USE: If you are acquiring this software on behalf of the
U.S. government, the Government shall have only "Restricted Rights"
in the software and related documentation as defined in the Federal 
Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2).  If you
are acquiring the software on behalf of the Department of Defense, the
software shall be classified as "Commercial Computer Software" and the
Government shall have only "Restricted Rights" as defined in Clause
252.227-7013 (c) (1) of DFARs.  Notwithstanding the foregoing, the
authors grant the U.S. Government and others acting in its behalf
permission to use and distribute the software in accordance with the
terms specified in this license.

 */

/* %ExternalCopyright% */
#ifdef HAVE_CONFIG_H
#  include "config.h"
#endif

#ifdef __WIN32__
#ifndef WINDOWS_H_INCLUDES_WINSOCK2_H
#include <winsock2.h>
#endif
#include <windows.h>
#endif

#include "erl_errno.h"
#include "sys.h"
#include "erl_driver.h"

/*
 *----------------------------------------------------------------------
 *
 * erl_errno_id --
 *
 *	Return a textual identifier for the given errno value.
 *
 * Results:
 *	This procedure returns a machine-readable textual identifier
 *	that corresponds to the current errno value (e.g. "eperm").
 *	The identifier is the same as the #define name in errno.h,
 *	except that it is in lowercase.
 *
 *----------------------------------------------------------------------
 */

char *
erl_errno_id(int error /* Posix error number (as from errno). */)
{
    switch (error) {
#ifdef E2BIG
    case E2BIG: return "e2big";
#endif
#ifdef EACCES
    case EACCES: return "eacces";
#endif
#ifdef EADDRINUSE
    case EADDRINUSE: return "eaddrinuse";
#endif
#ifdef EADDRNOTAVAIL
    case EADDRNOTAVAIL: return "eaddrnotavail";
#endif
#ifdef EADV
    case EADV: return "eadv";
#endif
#ifdef EAFNOSUPPORT
    case EAFNOSUPPORT: return "eafnosupport";
#endif
#ifdef EAGAIN
    case EAGAIN: return "eagain";
#endif
#ifdef EALIGN
    case EALIGN: return "ealign";
#endif
#if defined(EALREADY) && (!defined(EBUSY) || (EALREADY != EBUSY ))
    case EALREADY: return "ealready";
#endif
#ifdef EBADE
    case EBADE: return "ebade";
#endif
#ifdef EBADF
    case EBADF: return "ebadf";
#endif
#ifdef EBADFD
    case EBADFD: return "ebadfd";
#endif
#ifdef EBADMSG
    case EBADMSG: return "ebadmsg";
#endif
#ifdef EBADR
    case EBADR: return "ebadr";
#endif
#ifdef EBADRPC
    case EBADRPC: return "ebadrpc";
#endif
#ifdef EBADRQC
    case EBADRQC: return "ebadrqc";
#endif
#ifdef EBADSLT
    case EBADSLT: return "ebadslt";
#endif
#ifdef EBFONT
    case EBFONT: return "ebfont";
#endif
#ifdef EBUSY
    case EBUSY: return "ebusy";
#endif
#ifdef ECHILD
    case ECHILD: return "echild";
#endif
#ifdef ECHRNG
    case ECHRNG: return "echrng";
#endif
#ifdef ECOMM
    case ECOMM: return "ecomm";
#endif
#ifdef ECONNABORTED
    case ECONNABORTED: return "econnaborted";
#endif
#ifdef ECONNREFUSED
    case ECONNREFUSED: return "econnrefused";
#endif
#ifdef ECONNRESET
    case ECONNRESET: return "econnreset";
#endif
#if defined(EDEADLK) && (!defined(EWOULDBLOCK) || (EDEADLK != EWOULDBLOCK))
    case EDEADLK: return "edeadlk";
#endif
#if defined(EDEADLOCK) && (!defined(EDEADLK) || (EDEADLOCK != EDEADLK))
    case EDEADLOCK: return "edeadlock";
#endif
#ifdef EDESTADDRREQ
    case EDESTADDRREQ: return "edestaddrreq";
#endif
#ifdef EDIRTY
    case EDIRTY: return "edirty";
#endif
#ifdef EDOM
    case EDOM: return "edom";
#endif
#ifdef EDOTDOT
    case EDOTDOT: return "edotdot";
#endif
#ifdef EDQUOT
    case EDQUOT: return "edquot";
#endif
#ifdef EDUPPKG
    case EDUPPKG: return "eduppkg";
#endif
#ifdef EEXIST
    case EEXIST: return "eexist";
#endif
#ifdef EFAULT
    case EFAULT: return "efault";
#endif
#ifdef EFTYPE
    case EFTYPE: return "eftype";
#endif
#ifdef EFBIG
    case EFBIG: return "efbig";
#endif
#ifdef EHOSTDOWN
    case EHOSTDOWN: return "ehostdown";
#endif
#ifdef EHOSTUNREACH
    case EHOSTUNREACH: return "ehostunreach";
#endif
#if defined(EIDRM) && (!defined(EINPROGRESS) || (EIDRM != EINPROGRESS))
    case EIDRM: return "eidrm";
#endif
#ifdef EILSEQ
    case EILSEQ: return "eilseq";
#endif
#ifdef EINIT
    case EINIT: return "einit";
#endif
#ifdef EINPROGRESS
    case EINPROGRESS: return "einprogress";
#endif
#ifdef EINTR
    case EINTR: return "eintr";
#endif
#ifdef EINVAL
    case EINVAL: return "einval";
#endif
#ifdef EIO
    case EIO: return "eio";
#endif
#ifdef EISCONN
    case EISCONN: return "eisconn";
#endif
#ifdef EISDIR
    case EISDIR: return "eisdir";
#endif
#ifdef EISNAME
    case EISNAM: return "eisnam";
#endif
#ifdef ELBIN
    case ELBIN: return "elbin";
#endif
#ifdef EL2HLT
    case EL2HLT: return "el2hlt";
#endif
#ifdef EL2NSYNC
    case EL2NSYNC: return "el2nsync";
#endif
#ifdef EL3HLT
    case EL3HLT: return "el3hlt";
#endif
#ifdef EL3RST
    case EL3RST: return "el3rst";
#endif
#ifdef ELIBACC
    case ELIBACC: return "elibacc";
#endif
#ifdef ELIBBAD
    case ELIBBAD: return "elibbad";
#endif
#ifdef ELIBEXEC
    case ELIBEXEC: return "elibexec";
#endif
#ifdef ELIBMAX
    case ELIBMAX: return "elibmax";
#endif
#ifdef ELIBSCN
    case ELIBSCN: return "elibscn";
#endif
#ifdef ELNRNG
    case ELNRNG: return "elnrng";
#endif
#if defined(ELOOP) && (!defined(ENOENT) || (ELOOP != ENOENT))
    case ELOOP: return "eloop";
#endif
#ifdef EMFILE
    case EMFILE: return "emfile";
#endif
#ifdef EMLINK
    case EMLINK: return "emlink";
#endif
#ifdef EMSGSIZE
    case EMSGSIZE: return "emsgsize";
#endif
#ifdef EMULTIHOP
    case EMULTIHOP: return "emultihop";
#endif
#ifdef ENAMETOOLONG
    case ENAMETOOLONG: return "enametoolong";
#endif
#ifdef ENAVAIL
    case ENAVAIL: return "enavail";
#endif
#ifdef ENET
    case ENET: return "enet";
#endif
#ifdef ENETDOWN
    case ENETDOWN: return "enetdown";
#endif
#ifdef ENETRESET
    case ENETRESET: return "enetreset";
#endif
#ifdef ENETUNREACH
    case ENETUNREACH: return "enetunreach";
#endif
#ifdef ENFILE
    case ENFILE: return "enfile";
#endif
#ifdef ENOANO
    case ENOANO: return "enoano";
#endif
#if defined(ENOBUFS) && (!defined(ENOSR) || (ENOBUFS != ENOSR))
    case ENOBUFS: return "enobufs";
#endif
#ifdef ENOCSI
    case ENOCSI: return "enocsi";
#endif
#if defined(ENODATA) && (!defined(ECONNREFUSED) || (ENODATA != ECONNREFUSED))
    case ENODATA: return "enodata";
#endif
#ifdef ENODEV
    case ENODEV: return "enodev";
#endif
#ifdef ENOENT
    case ENOENT: return "enoent";
#endif
#ifdef ENOEXEC
    case ENOEXEC: return "enoexec";
#endif
#ifdef ENOLCK
    case ENOLCK: return "enolck";
#endif
#ifdef ENOLINK
    case ENOLINK: return "enolink";
#endif
#ifdef ENOMEM
    case ENOMEM: return "enomem";
#endif
#ifdef ENOMSG
    case ENOMSG: return "enomsg";
#endif
#ifdef ENONET
    case ENONET: return "enonet";
#endif
#ifdef ENOPKG
    case ENOPKG: return "enopkg";
#endif
#ifdef ENOPROTOOPT
    case ENOPROTOOPT: return "enoprotoopt";
#endif
#ifdef ENOSPC
    case ENOSPC: return "enospc";
#endif
#if defined(ENOSR) && (!defined(ENAMETOOLONG) || (ENAMETOOLONG != ENOSR))
    case ENOSR: return "enosr";
#endif
#if defined(ENOSTR) && (!defined(ENOTTY) || (ENOTTY != ENOSTR))
    case ENOSTR: return "enostr";
#endif
#ifdef ENOSYM
    case ENOSYM: return "enosym";
#endif
#ifdef ENOSYS
    case ENOSYS: return "enosys";
#endif
#ifdef ENOTBLK
    case ENOTBLK: return "enotblk";
#endif
#ifdef ENOTCONN
    case ENOTCONN: return "enotconn";
#endif
#ifdef ENOTDIR
    case ENOTDIR: return "enotdir";
#endif
#if defined(ENOTEMPTY) && (!defined(EEXIST) || (ENOTEMPTY != EEXIST))
    case ENOTEMPTY: return "enotempty";
#endif
#ifdef ENOTNAM
    case ENOTNAM: return "enotnam";
#endif
#ifdef ENOTSOCK
    case ENOTSOCK: return "enotsock";
#endif
#ifdef ENOTSUP
    case ENOTSUP: return "enotsup";
#endif
#ifdef ENOTTY
    case ENOTTY: return "enotty";
#endif
#ifdef ENOTUNIQ
    case ENOTUNIQ: return "enotuniq";
#endif
#ifdef ENXIO
    case ENXIO: return "enxio";
#endif
#if defined(EOPNOTSUPP) && (!defined(ENOTSUP) || (EOPNOTSUPP != ENOTSUP))
    case EOPNOTSUPP: return "eopnotsupp";
#endif
#ifdef EOVERFLOW
    case EOVERFLOW: return "eoverflow";
#endif
#ifdef EPERM
    case EPERM: return "eperm";
#endif
#if defined(EPFNOSUPPORT) && (!defined(ENOLCK) || (ENOLCK != EPFNOSUPPORT))
    case EPFNOSUPPORT: return "epfnosupport";
#endif
#ifdef EPIPE
    case EPIPE: return "epipe";
#endif
#ifdef EPROCLIM
    case EPROCLIM: return "eproclim";
#endif
#ifdef EPROCUNAVAIL
    case EPROCUNAVAIL: return "eprocunavail";
#endif
#ifdef EPROGMISMATCH
    case EPROGMISMATCH: return "eprogmismatch";
#endif
#ifdef EPROGUNAVAIL
    case EPROGUNAVAIL: return "eprogunavail";
#endif
#ifdef EPROTO
    case EPROTO: return "eproto";
#endif
#ifdef EPROTONOSUPPORT
    case EPROTONOSUPPORT: return "eprotonosupport";
#endif
#ifdef EPROTOTYPE
    case EPROTOTYPE: return "eprototype";
#endif
#ifdef ERANGE
    case ERANGE: return "erange";
#endif
#if defined(EREFUSED) && (!defined(ECONNREFUSED) || (EREFUSED != ECONNREFUSED))
    case EREFUSED: return "erefused";
#endif
#ifdef EREMCHG
    case EREMCHG: return "eremchg";
#endif
#ifdef EREMDEV
    case EREMDEV: return "eremdev";
#endif
#ifdef EREMOTE
    case EREMOTE: return "eremote";
#endif
#ifdef EREMOTEIO
    case EREMOTEIO: return "eremoteio";
#endif
#ifdef EREMOTERELEASE
    case EREMOTERELEASE: return "eremoterelease";
#endif
#ifdef EROFS
    case EROFS: return "erofs";
#endif
#ifdef ERPCMISMATCH
    case ERPCMISMATCH: return "erpcmismatch";
#endif
#ifdef ERREMOTE
    case ERREMOTE: return "erremote";
#endif
#ifdef ESHUTDOWN
    case ESHUTDOWN: return "eshutdown";
#endif
#ifdef ESOCKTNOSUPPORT
    case ESOCKTNOSUPPORT: return "esocktnosupport";
#endif
#ifdef ESPIPE
    case ESPIPE: return "espipe";
#endif
#ifdef ESRCH
    case ESRCH: return "esrch";
#endif
#ifdef ESRMNT
    case ESRMNT: return "esrmnt";
#endif
#ifdef ESTALE
    case ESTALE: return "estale";
#endif
#ifdef ESUCCESS
    case ESUCCESS: return "esuccess";
#endif
#if defined(ETIME) && (!defined(ELOOP) || (ETIME != ELOOP))
    case ETIME: return "etime";
#endif
#if defined(ETIMEDOUT) && (!defined(ENOSTR) || (ETIMEDOUT != ENOSTR)) && (!defined(EAGAIN) || (ETIMEDOUT != EAGAIN)) && (!defined(WSAETIMEDOUT) || (ETIMEDOUT != WSAETIMEDOUT))
    case ETIMEDOUT: return "etimedout";
#endif
#ifdef ETOOMANYREFS
    case ETOOMANYREFS: return "etoomanyrefs";
#endif
#ifdef ETXTBSY
    case ETXTBSY: return "etxtbsy";
#endif
#ifdef EUCLEAN
    case EUCLEAN: return "euclean";
#endif
#ifdef EUNATCH
    case EUNATCH: return "eunatch";
#endif
#ifdef EUSERS
    case EUSERS: return "eusers";
#endif
#ifdef EVERSION
    case EVERSION: return "eversion";
#endif
#if defined(EWOULDBLOCK) && (!defined(EAGAIN) || (EWOULDBLOCK != EAGAIN)) && (!defined(WSAEWOULDBLOCK) || (EWOULDBLOCK != WSAEWOULDBLOCK))
    case EWOULDBLOCK: return "ewouldblock";
#endif
#ifdef EXDEV
    case EXDEV: return "exdev";
#endif
#ifdef EXFULL
    case EXFULL: return "exfull";
#endif
#ifdef WSAEINTR
    case WSAEINTR: return "eintr";
#endif
#ifdef WSAEBADF
    case WSAEBADF: return "ebadf";
#endif
#ifdef WSAEACCES
    case WSAEACCES: return "eacces";
#endif
#ifdef WSAEFAULT
    case WSAEFAULT: return "efault";
#endif
#ifdef WSAEINVAL
    case WSAEINVAL: return "einval";
#endif
#ifdef WSAEMFILE
    case WSAEMFILE: return "emfile";
#endif
#ifdef WSAEWOULDBLOCK  
    case WSAEWOULDBLOCK: return "ewouldblock";
#endif
#ifdef WSAEINPROGRESS  
    case WSAEINPROGRESS: return "einprogress";
#endif
#ifdef WSAEALREADY     
    case WSAEALREADY: return "ealready";
#endif
#ifdef WSAENOTSOCK     
    case WSAENOTSOCK: return "enotsock";
#endif
#ifdef WSAEDESTADDRREQ 
    case WSAEDESTADDRREQ: return "edestaddrreq";
#endif
#ifdef WSAEMSGSIZE     
    case WSAEMSGSIZE: return "emsgsize";
#endif
#ifdef WSAEPROTOTYPE   
    case WSAEPROTOTYPE: return "eprototype";
#endif
#ifdef WSAENOPROTOOPT  
    case WSAENOPROTOOPT: return "enoprotoopt";
#endif
#ifdef WSAEPROTONOSUPPORT
    case WSAEPROTONOSUPPORT: return "eprotonosupport";
#endif
#ifdef WSAESOCKTNOSUPPORT
    case WSAESOCKTNOSUPPORT: return "esocktnosupport";
#endif
#ifdef WSAEOPNOTSUPP   
    case WSAEOPNOTSUPP: return "eopnotsupp";
#endif
#ifdef WSAEPFNOSUPPORT 
    case WSAEPFNOSUPPORT: return "epfnosupport";
#endif
#ifdef WSAEAFNOSUPPORT 
    case WSAEAFNOSUPPORT: return "eafnosupport";
#endif
#ifdef WSAEADDRINUSE   
    case WSAEADDRINUSE: return "eaddrinuse";
#endif
#ifdef WSAEADDRNOTAVAIL
    case WSAEADDRNOTAVAIL: return "eaddrnotavail";
#endif
#ifdef WSAENETDOWN    
    case WSAENETDOWN: return "enetdown";
#endif
#ifdef WSAENETUNREACH 
    case WSAENETUNREACH: return "enetunreach";
#endif
#ifdef WSAENETRESET   
    case WSAENETRESET: return "enetreset";
#endif
#ifdef WSAECONNABORTED
    case WSAECONNABORTED: return "econnaborted";
#endif
#ifdef WSAECONNRESET  
    case WSAECONNRESET: return "econnreset";
#endif
#ifdef WSAENOBUFS     
    case WSAENOBUFS: return "enobufs";
#endif
#ifdef WSAEISCONN     
    case WSAEISCONN: return "eisconn";
#endif
#ifdef WSAENOTCONN    
    case WSAENOTCONN: return "enotconn";
#endif
#ifdef WSAESHUTDOWN   
    case WSAESHUTDOWN: return "eshutdown";
#endif
#ifdef WSAETOOMANYREFS
    case WSAETOOMANYREFS: return "etoomanyrefs";
#endif
#ifdef WSAETIMEDOUT   
    case WSAETIMEDOUT: return "etimedout";
#endif
#ifdef WSAECONNREFUSED
    case WSAECONNREFUSED: return "econnrefused";
#endif
#ifdef WSAELOOP
    case WSAELOOP: return "eloop";
#endif
#ifdef WSAENAMETOOLONG
    case WSAENAMETOOLONG: return "enametoolong";
#endif
#ifdef WSAEHOSTDOWN
    case WSAEHOSTDOWN: return "ehostdown";
#endif
#ifdef WSAEHOSTUNREACH
    case WSAEHOSTUNREACH: return "ehostunreach";
#endif
#ifdef WSAENOTEMPTY
    case WSAENOTEMPTY: return "enotempty";
#endif
#ifdef WSAEPROCLIM
    case WSAEPROCLIM: return "eproclim";
#endif
#ifdef WSAEUSERS
    case WSAEUSERS: return "eusers";
#endif
#ifdef WSAEDQUOT
    case WSAEDQUOT: return "edquot";
#endif
#ifdef WSAESTALE
    case WSAESTALE: return "estale";
#endif
#ifdef WSAEREMOTE
    case WSAEREMOTE: return "eremote";
#endif
#ifdef WSASYSNOTREADY
    case WSASYSNOTREADY: return "sysnotready";
#endif
#ifdef WSAVERNOTSUPPORTED
    case WSAVERNOTSUPPORTED: return "vernotsupported";
#endif
#ifdef WSANOTINITIALISED
    case WSANOTINITIALISED: return "notinitialised";
#endif
#ifdef WSAEDISCON
    case WSAEDISCON: return "ediscon";
#endif
#ifdef WSAENOMORE
    case WSAENOMORE: return "enomore";
#endif
#ifdef WSAECANCELLED
    case WSAECANCELLED: return "ecancelled";
#endif
#ifdef WSAEINVALIDPROCTABLE
    case WSAEINVALIDPROCTABLE: return "einvalidproctable";
#endif
#ifdef WSAEINVALIDPROVIDER
    case WSAEINVALIDPROVIDER: return "einvalidprovider";
#endif
#ifdef WSAEPROVIDERFAILEDINIT
      /* You could get this if SYSTEMROOT env variable is set incorrectly */
    case WSAEPROVIDERFAILEDINIT: return "eproviderfailedinit";
#endif
#ifdef WSASYSCALLFAILURE
    case WSASYSCALLFAILURE: return "syscallfailure";
#endif
#ifdef WSASERVICE_NOT_FOUND
    case WSASERVICE_NOT_FOUND: return "service_not_found";
#endif
#ifdef WSATYPE_NOT_FOUND
    case WSATYPE_NOT_FOUND: return "type_not_found";
#endif
#ifdef WSA_E_NO_MORE
    case WSA_E_NO_MORE: return "e_no_more";
#endif
#ifdef WSA_E_CANCELLED
    case WSA_E_CANCELLED: return "e_cancelled";
#endif
    }
    return "unknown";
}
